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Scientists discovered that slightly changing the chemical "link" in a protein (from a gamma to an alpha bond) completely changes how it interacts with the body's immune system, potentially opening doors for new neuroprotective drugs. Source: Available for free via PubMed Central (PMC) . 3. "Multicolored Silk" and Natural Polymers

It explores a "three-in-one" solution for the environmental crisis: using bacteria to clean wastewater while simultaneously generating electricity and hydrogen fuel. 124163

If you prefer materials science, article in the journal Polymer (2021) is titled "Natural polymer towards lustrous multicolored silk" . 124163